To fix YML file

You need to make changes in the yml file for the Ya Market.

1.In the file there is a symbol that you want to replace
You used the symbol 34. In YML files, you need to replace the code"
2.Attribute cbid of the offer element is deprecated
You submit a bid for the item card in the item attribute cbid offer. This attribute has been deprecated for transmission rates only use the attribute bid.